About r/whatsthisbug
In its own words:
Bug identification! All insects, spiders, crustaceans, etc. welcome!
The community was created on Aug 31, 2010, which makes it 16 years old. Since Oct 26, 2026, it has gained 606 subscribers (+0.05%).
What sets r/whatsthisbug apart
r/whatsthisbug is more of a browsing community than a debating one: 3.9 comments per post on average, well under the Top 100 median of 13.0.
Subscriber growth
Between Sep 19, 2026 and Nov 2, 2026, r/whatsthisbug climbed from 1,253,095 to 1,258,176 subscribers (+5.1K, +0.41%). That is about 115 new members per day. The chart uses our weekly snapshots (9 so far), so it gets longer every week.
What r/whatsthisbug talks about
Looking at the titles of 200 recent posts (Nov 1–Nov 4), the words that come up most are “bug”, “found”, “bed”, “help” and “spider”. Other frequent themes are kind, bugs, small, tiny, apartment and beetle. By format, 46% are galleries, 39% are images and 11% are videos.
Activity and best time to post
The public archive holds 996,565 posts and 3,890,568 comments in total, about 3.9 comments per post.
How to join
Open reddit.com/r/whatsthisbug and press “Join”. Read the community rules in the sidebar before you post: every subreddit is run by its own volunteer moderators.
Frequently asked questions
How big is r/whatsthisbug?
r/whatsthisbug has 1,258,176 subscribers, which makes it the #838 safe-for-work subreddit in the SubMouse ranking. It added 5,081 members between Sep 19, 2026 and Nov 2, 2026.
How old is r/whatsthisbug?
r/whatsthisbug was created on Aug 31, 2010, so it has been around for 16 years.
How active is r/whatsthisbug?
Over its lifetime the archive counts 996,565 posts and 3,890,568 comments. In a sample of 200 recent posts we counted 186 different authors.
What is r/whatsthisbug about?
The community describes itself as: “Bug identification! All insects, spiders, crustaceans, etc. welcome!” Recent post titles often mention bug, found, bed, help and spider. Most posts are galleries (46%).
Is r/whatsthisbug safe for work?
Yes. Reddit does not mark r/whatsthisbug as an 18+ (NSFW) community. SubMouse lists safe-for-work subreddits only.
How do I post on r/whatsthisbug?
Join the community on Reddit first, then use “Create post”. r/whatsthisbug accepts both text and link posts, with images, videos and galleries enabled. Moderators remove posts that break the rules, so read them in the sidebar before posting.
Which communities are like r/whatsthisbug?
Communities with similar topics include r/whatisthisthing (3.2M), r/Spiderman (1.2M), r/TIHI (1.7M), r/whatisit (2.9M) and r/whatsthisplant (1.8M).
Stats from public data (data updated Nov 2, 2026; activity, rules and archive totals via the Arctic Shift archive, Nov 6, 2026). Point and comment counts are archive snapshots and can be lower than on Reddit today. SubMouse is an independent directory and is not affiliated with Reddit or the moderators of r/whatsthisbug.